# Merlin Gerin Nw12H1 Circuit Breaker - 1000V Masterpact Protection

The **Merlin Gerin Nw12H1 Circuit Breaker 1000V** offers superior protection for your electrical systems. This **Masterpact** circuit breaker ensures reliable performance in high-voltage environments, making it ideal for industrial automation and marine applications.

This circuit breaker features a **Micrologic 5.0 A Nw12H1** with a Ui rating of 1000V and a Uimp rating of 12Kv. Compliant with Cat.B IEC 60947-2 standards, it operates at 50/60 Hz IEC 60947-3, suitable for diverse electrical needs. The Mch/Xm Motor Mechanism operates at 100-130Vac and 50-60-400Hz ensuring seamless integration with control systems.

-   **High Voltage Protection**: Designed for 1000V environments
-   **Robust Construction**: Withstands demanding industrial conditions
-   **Compliance**: Meets IEC 60947-2 and IEC 60947-3 standards
-   **Motor Mechanism**: Operates efficiently across various frequencies
-   **Reliable Performance**: Ensures consistent and dependable operation

**Specifications**

-   Ui Rating: 1000V
-   Uimp Rating: 12Kv
-   Frequency: 50/60 Hz
-   Motor Mechanism: 100-130Vac, 50-60-400Hz
-   Weight: 78.550 Kg

The **Nw12H1 Circuit Breaker 1000V** by **Merlin Gerin** provides reliable and efficient protection for your critical systems. Invest in a circuit breaker designed for performance and longevity. Contact us today to learn more.

Also our company name is Ram Automations and also you can contact us on email info@ramautomations.com

## Details

- **Price:** 999.0 USD
- **Vendor:** Merlin Gerin
- **Type:** Industrial Automation > Circuit Breakers > High Voltage
- **Tags:** 1000V, circuit breaker, high voltage protection, industrial automation, Masterpact, Merlin Gerin, Nw12H1

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- Merlin Gerin Nw12H1 Circuit Breaker - 1000V Masterpact Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/merlin-gerin-nw12h1-circuit-breaker)
> Updated: 2026-09-19